11results about How to "Avoid misadjustment" patented technology

The utility model provides a scanning type sewing machine capable of automatically switching programs, and relates to the technical field of sewing equipment. Comprising a sewing main body suitable for sewing a workpiece and a control system, a clamping frame is arranged on the sewing main body, a scanner is installed on the clamping frame, the scanner is suitable for scanning a bar code which is arranged on the workpiece and carries program information, and the scanner is connected with the control system. And when the bar code on the workpiece is scanned, the control system drives the sewing main body to automatically reset and switch to a program corresponding to the bar code. Through the scheme, the working efficiency of the sewing machine can be improved, and human errors are reduced.

The invention relates to the technical field of electronic atomizers, in particular to an electronic atomizer and an electronic atomizing rod thereof.The electronic atomizer comprises an atomizing shell and an atomizing nozzle, a plurality of atomizing assemblies are installed in the atomizing shell, a porous pan head corresponding to the atomizing assemblies is installed at the head of the atomizing shell, and the porous pan head is connected with the atomizing shell in a sealed mode; the atomizing nozzle is installed on the head portion of the atomizing shell in a sleeving mode, the atomizing nozzle is fixedly connected with the atomizing shell in a sealed mode, and an adjustable wheel set attached to the porous pan head is installed in the atomizing nozzle. The atomization shell is designed to be of a structure that the tube shell part, the matched insertion ring and the tail ring shell are matched, the atomization assemblies can be installed through the tube shell part during use, the multiple atomization assemblies are evenly installed in the atomization shell in the circumferential direction, and therefore multiple kinds of smoke can be installed at the same time; a user can conveniently select one or more types of the atomizer for suction, the use modes of the atomizer are remarkably increased, and the overall use function is improved.

The utility model relates to the technical field of machining, in particular to a blade meshing size debugging visualization device. According to the technical scheme, the device comprises a tool rest and a top plate, a basic cushion block is arranged in the middle section of the tool rest, a lower tool apron is arranged between the lower portion of the basic cushion block and the tool rest, a lower blade is rotationally arranged on the lower tool apron, an upper tool apron is arranged between the upper portion of the basic cushion block and the tool rest in a lifting mode through a lead screw assembly, and an upper blade is rotationally arranged on the upper tool apron. The top plate is arranged at an opening in the top end of the tool rest, a positioning assembly is arranged on the upper surface of the top plate, and the positioning assembly is used for limiting the rotating state of a screw of the lead screw assembly. According to the utility model, the high-precision visual adjustment of the blade gap is realized through the matching of the structures, and the debugging efficiency and the processing stability are obviously improved.

The application relates to a combustion adjusting device of a biomass gasification furnace head in the technical field of gasification furnaces, which comprises a gasification furnace body, an annular mounting block is fixedly installed at the top of the gasification furnace body, a fan-shaped telescopic fireproof plate is fixedly installed on the inner wall of the annular mounting block, supporting seats are fixedly installed at one end of the top of the fan-shaped telescopic fireproof plate, an adjusting sliding rod is fixedly installed at one end of the bottom of the fan-shaped telescopic fireproof plate, an annular clamping groove is formed in the annular mounting block, an extrusion driving assembly is installed in the annular clamping groove, a rotary adjusting ring is installed on the extrusion driving assembly, the rotary adjusting ring is rotationally sleeved on the annular mounting block, a locking assembly is installed on the rotary adjusting ring, and one end of the locking assembly is inserted into a limiting pin hole formed in the annular mounting block. The novel device can flexibly adjust the combustion range of the furnace head, is convenient to use, meets the use in different situations, can avoid the misadjustment of the combustion range of the furnace head after combustion, improves the safety in use, and is high in practicability.

This invention relates to the field of welding technology and provides a welding device and its working method for component connections. The device includes a worktable, a welding robot mounted on the top of the worktable for welding components, and a positioning component mounted on the top of the worktable. The positioning component includes a limiting mechanism that slides on the top of the worktable. This device solves the problem of welding defects caused by surface flatness defects and dimensional tolerance fluctuations in the components to be welded, resulting in poor contact of the docking reference surface, uneven gaps, and misalignment of the assembly reference. The device reduces sliding resistance by setting up a retaining tube mechanism around the four corners of the inner wall of the frame, using a wheel with a tapered section to roll and contact with the edge of the second component. Real-time data acquisition via a micro-motion sensor and closed-loop linkage of a bidirectional cylinder with the control system compensates for wheel wear, corrects the component sliding posture, ensures the verticality of the second component's vertical sliding, avoids docking deviations, and improves the docking accuracy and welding consistency of the components.

The application discloses an error correction method and device of a visual measurement system and a storage medium. The method comprises the following steps: acquiring sensing data of a calibration object, extracting points corresponding to the calibration object based on the sensing data to obtain an actual point set; solving a mapping relationship between points in a theoretical point set of the calibration object and points in the actual point set based on the coordinates of the points in the theoretical point set and the coordinates of the points in the actual point set to obtain an affine transformation matrix; performing parameter decomposition on the affine transformation matrix to obtain a plurality of deformation variables, and calculating the contribution of each deformation variable to the error of the visual measurement system; selecting deformation variables based on the contribution of each deformation variable, selecting part or all of the deformation variables as correction parameters, and correcting the error of the visual measurement system. The method can avoid false adjustment caused by coupling interference between different error sources, realize quantitative correction of system error, improve the accuracy of error correction, and is high in process automation and parameter interpretability.

The utility model provides refrigeration equipment which comprises a temperature controller connected to a power supply circuit of a compressor so as to control power-on and power-off of the compressor, and the temperature controller is in contact with an evaporator or an inner container and used for adjusting temperature gears of a storage chamber; the temperature controller comprises a first rotating shaft; a first knob; when the first knob is located at the first position, the first knob is matched with the first rotating shaft, and the first knob is rotated to rotate the first rotating shaft to adjust the temperature gear of the storage chamber; when the first knob is located at the second position, the first knob is disengaged from the first rotating shaft, and the first rotating shaft does not rotate when the first knob is rotated; the coil is wound on the first rotating shaft; the magnet is connected to the first knob; when the coil is powered on, the magnetic pole of one end of the coil close to the magnet is the same as that of one end of the magnet close to the coil and drives the first knob to move from the first position to the second position through the magnet, so that the first knob and the first rotating shaft can be disengaged, and error adjustment of the temperature gear is avoided.

The invention relates to the technical field of fatigue simulation, in particular to a fatigue optimization method based on multi-parameter fusion and related equipment. The method comprises the steps of obtaining fatigue analysis basic data; marking an area meeting a double-threshold standard in the fatigue analysis basic data to obtain a high-danger area; performing regional clustering on the nodes of the high-danger region through a spatial clustering algorithm to obtain geometric features of the high-danger region; calculating according to the fatigue analysis basic data and the geometrical characteristics of the high-danger area to obtain a stress gradient factor, life sensitivity and a force transfer path contribution degree; and determining the selection of a thickness optimization channel and a multi-measure optimization channel according to the product of the stress gradient factor and the life sensitivity and the activation threshold value, determining different fatigue optimization schemes according to different optimization channels, and integrating and outputting the different fatigue optimization schemes. According to the method, the optimization can be accurately activated, the problem of secondary stress concentration is solved, multi-target balance is considered, the efficiency of the optimization period is greatly improved, and the universality is high.

The invention discloses a multi-sensing-point coordinated pump room operation state identification and control method and system, and relates to the technical field of industrial operation management and state identification. The multi-sensing-point coordinated pump room operation state identification and control method comprises the following steps: S1, constructing a pump room operation original data set, and preprocessing the pump room operation original data set; s2, identifying a sudden association trend between the communication change and the operation change based on the pump room operation original data set; s3, the consistency of the communication change direction and the operation change direction is judged when the start-stop entrance and the switching entrance are in the limited state; and S4, evaluating the operation state of the pump room by integrating the communication consistency and the operation performance. The problem that communication abnormity and real operation change are difficult to distinguish due to the fact that multiple types of communication point locations of a pump room lack a continuous credibility evaluation mechanism under the condition of manual triggering or accidental shaking is solved.

The invention relates to the field of automatic control of food processing, in particular to a temperature and humidity PID control system for an alum-free wide vermicelli curing process, which comprises a sensing interface module, a data processing module and a control module, the physical characterization data comprises the real-time weight of the sample and the surface temperature of the sample; the kinetic analysis module is used for resolving a humidity gradient index representing a difference value between the center water content and the surface water content of the wide powder sample by combining the surface temperature of the sample and the drying weight loss rate; the strategy decision module is used for determining dynamic correction set values for the air temperature and the air humidity; and the execution control module drives the temperature and humidity adjusting mechanism to execute heating, humidification or moisture removal actions, so that the actual temperature and humidity in the curing room approach the dynamic correction set value, and the problem of monitoring blind areas caused by neglecting physical evolution of the sample is effectively solved.

The embodiment of the invention provides a height sensor fault detection method and device, a vehicle and a storage medium, and relates to the field of vehicle fault detection.The method comprises the steps that a vehicle body height signal and a vehicle body attitude angle are obtained, and vehicle body estimated height information is determined based on the vehicle body height signal and the vehicle body attitude angle under the condition that the vehicle is in a steady state; based on the vehicle body height signal and the vehicle body estimated height information, it is determined whether the height sensor has failed. Through the above height sensor fault detection mode, the rationality of the vehicle body height signal acquired by the height sensor can be detected, the verification process is simple and effective, and the wrong adjustment of the vehicle body height is effectively prevented.